STANLEY FATMAX PCI140 140W Power Inverter: 12V DC to 120V AC Power Outlet with Dual USB Ports 140 Watt power inverter delivers power you can transport using a single 120 volt AC outlet and 2 USB charging ports Plug into your vehicle's DC plug (cigarette lighter) and plug your devices into the power inverter; Perfect for charging small electronics such as a cell phone, tablet computer, and other electronic devices Features a fan free, silent running design and low voltage with automatic shut-off; Will not drain your vehicle battery, leaving you stranded Includes a mounting kit for convenient location placement that won't move as you drive; Power inverter clicks and locks into place on mount and has push button release Includes a limited 1 year manufacturer warranty